title: Organochlorine and mercury residues in snakes from Pilot and Spider Islands, Lake Michigan--1978.
mesh_terms: D000818:Animals; D006114:Great Lakes Region; D007306:Insecticides / Q000032:analysis*; D008628:Mercury / Q000032:analysis*; D010573:Pesticide Residues / Q000032:analysis*; D011078:Polychlorinated Biphenyls / Q000032:analysis; D012911:Snakes / Q000378:metabolism*
chemical_list: D007306:Insecticides; D010573:Pesticide Residues; D011078:Polychlorinated Biphenyls; D008628:Mercury